Home / 758,504,595.60-1,046,821,290.84-428,500,992.24

Finding the Fourth Proportional to 758,504,595.60, 1,046,821,290.84 and 428,500,992.24

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Solution

The fourth proportional to 758,504,595.60, 1,046,821,290.84 and 428,500,992.24 is: 591,379,359.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,504,595.60 : 1,046,821,290.84 = 428,500,992.24 : x
  2. Step 2: Convert to fraction form
    758,504,595.60/1,046,821,290.84 = 428,500,992.24/x
  3. Step 3: Cross multiply
    758,504,595.60x = 1,046,821,290.84 × 428,500,992.24
  4. Step 4: Simplify right side
    758,504,595.60x = 448,563,961,822,897,664
  5. Step 5: Solve for x
    x = 448,563,961,822,897,664/758,504,595.60
  6. Step 6: Final answer
    x = 591,379,359.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.